--- /dev/null
+#!/usr/bin/env python
+#
+# NEPI, a framework to manage network experiments
+# Copyright (C) 2013 INRIA
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+# Author: Alina Quereilhac <alina.quereilhac@inria.fr>
+
+from nepi.execution.ec import ExperimentController
+from nepi.execution.resource import ResourceState, ResourceAction
+from nepi.execution.trace import TraceAttr
+
+from test_utils import skipIfNotAlive
+
+import os
+import time
+import unittest
+
+def add_ns3_node(ec, simu):
+ node = ec.register_resource("ns3::Node")
+ ec.register_connection(node, simu)
+
+ ipv4 = ec.register_resource("ns3::Ipv4L3Protocol")
+ ec.register_connection(node, ipv4)
+
+ arp = ec.register_resource("ns3::ArpL3Protocol")
+ ec.register_connection(node, arp)
+
+ icmp = ec.register_resource("ns3::Icmpv4L4Protocol")
+ ec.register_connection(node, icmp)
+
+ udp = ec.register_resource("ns3::UdpL4Protocol")
+ ec.register_connection(node, udp)
+
+ return node
+
+def add_fd_device(ec, node, ip, prefix):
+ dev = ec.register_resource("ns3::FdNetDevice")
+ ec.set(dev, "ip", ip)
+ ec.set(dev, "prefix", prefix)
+ ec.register_connection(node, dev)
+
+ return dev
+
+def add_point2point_device(ec, node, ip, prefix):
+ dev = ec.register_resource("ns3::PointToPointNetDevice")
+ ec.set(dev, "ip", ip)
+ ec.set(dev, "prefix", prefix)
+ ec.register_connection(node, dev)
+
+ queue = ec.register_resource("ns3::DropTailQueue")
+ ec.register_connection(dev, queue)
+
+ return dev
+
+class LinuxNS3FdNetDeviceTest(unittest.TestCase):
+ def setUp(self):
+ self.fedora_host = "nepi2.pl.sophia.inria.fr"
+ self.fedora_user = "inria_nepi"
+ self.fedora_identity = "%s/.ssh/id_rsa_planetlab" % (os.environ['HOME'])
+
+ @skipIfNotAlive
+ def t_cross_ping(self, host, user = None, identity = None):
+ ec = ExperimentController(exp_id = "test-linux-ns3-tap-fd")
+
+ node = ec.register_resource("linux::Node")
+ if host == "localhost":
+ ec.set(node, "hostname", "localhost")
+ else:
+ ec.set(node, "hostname", host)
+ ec.set(node, "username", user)
+ ec.set(node, "identity", identity)
+
+ ec.set(node, "cleanProcesses", True)
+ ec.set(node, "cleanExperiment", True)
+
+ simu = ec.register_resource("linux::ns3::Simulation")
+ ec.set(simu, "simulatorImplementationType", "ns3::RealtimeSimulatorImpl")
+ ec.set(simu, "checksumEnabled", True)
+ ec.set(simu, "verbose", True)
+ #ec.set(simu, "buildMode", "debug")
+ #ec.set(simu, "nsLog", "FdNetDevice")
+ ec.register_connection(simu, node)
+
+ nsnode1 = add_ns3_node(ec, simu)
+ dev1 = add_point2point_device(ec, nsnode1, "10.0.0.1", "30")
+
+ nsnode2 = add_ns3_node(ec, simu)
+ dev2 = add_point2point_device(ec, nsnode2, "10.0.0.2", "30")
+
+ # Add routes - n1 - n6
+ r1 = ec.register_resource("ns3::Route")
+ ec.set(r1, "network", "10.0.1.0")
+ ec.set(r1, "prefix", "30")
+ ec.set(r1, "nexthop", "10.0.0.1")
+ ec.register_connection(r1, nsnode2)
+
+ # Create channel
+ chan = ec.register_resource("ns3::PointToPointChannel")
+ ec.set(chan, "Delay", "0s")
+ ec.register_connection(chan, dev1)
+ ec.register_connection(chan, dev2)
+
+ # enable traces
+ """
+ ec.enable_trace(dev1, "pcap")
+ ec.enable_trace(dev1, "promiscPcap")
+ ec.enable_trace(dev1, "ascii")
+
+ ec.enable_trace(dev2, "pcap")
+ ec.enable_trace(dev2, "promiscPcap")
+ ec.enable_trace(dev2, "ascii")
+ """
+
+ fddev = add_fd_device(ec, nsnode1, "10.0.1.2", "30")
+ ec.enable_trace(fddev, "pcap")
+ ec.enable_trace(fddev, "promiscPcap")
+ ec.enable_trace(fddev, "ascii")
+
+ tap = ec.register_resource("linux::Tap")
+ ec.set(tap, "endpoint_ip", "10.0.1.1")
+ ec.set(tap, "endpoint_prefix", 30)
+ ec.register_connection(tap, node)
+
+ crosslink = ec.register_resource("linux::ns3::TapFdLink")
+ ec.register_connection(crosslink, tap)
+ ec.register_connection(crosslink, fddev)
+
+ r2 = ec.register_resource("linux::Route")
+ ec.set(r2, "network", "10.0.0.0")
+ ec.set(r2, "prefix", "30")
+ ec.set(r2, "nexthop", "10.0.1.2")
+ ec.register_connection(r2, tap)
+
+ app = ec.register_resource("linux::Application")
+ ec.set(app, "command", "ping -c3 10.0.0.1")
+ ec.register_connection(app, node)
+
+ ec.register_condition(app, ResourceAction.START, simu,
+ ResourceState.STARTED, time="5s")
+
+ ec.deploy()
+
+ ec.wait_finished([app])
+
+ stdout = ec.trace(app, "stdout")
+ expected = "3 packets transmitted, 3 received, 0% packet loss"
+ self.assertTrue(stdout.find(expected) > -1)
+
+ ## Releasing to force ns3 to flush the traces
+ ec.release()
+ pcap = ec.trace(fddev, "pcap")
+
+ self.assertTrue(len(pcap) > 4000)
+ ec.shutdown()
+
+ def ztest_cross_ping_fedora(self):
+ self.t_cross_ping(self.fedora_host, self.fedora_user, self.fedora_identity)
+
+ def test_cross_ping_local(self):
+ self.t_cross_ping("localhost")
+
+
+if __name__ == '__main__':
+ unittest.main()
+
git://git.onelab.eu / nepi.git / blobdiff